1、

Then the one cell near Chalaza end, which was derived from basal cell, underwent perpendicular division again, together with cells derived from apical cell, they formed embryo proper, and then sequentially formed multicellular spherical proembryo, heart-shaped embryo, Torpedo-shaped embryo, mature embryo.

由基细胞分裂来的近合点端的一个细胞再发生纵裂,和从顶细胞分裂来的细胞共同参与胚体的形成,进而产生多细胞球形原胚,心形胚,鱼雷形胚,成熟胚。

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2、

Based on the physiology of bone remodeling, a mechanical-biological factor coupled computational model at Basic Multicellular Units ( BMUs) level was put forward, which can describe the osteoporotic process of cancellous bond with time course.

根据骨重建的生理过程,在基本多细胞单位(BMUs)层次建立了一个力学因素和生物学因素耦联的,带有时间历程的松质骨骨质疏松过程计算模型。

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3、

Cancer has probably existed ever since our first multicellular ancestors appeared on Earth hundreds of millions of years ago.

在我们最早的多细胞生物祖先于数亿年前在地球上出现时,癌症可能就已经存在。

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5、

Students practice to apply the study of genetics to multicellular plants and fungi.

学生们练习把基因学应用到多细胞植物和真菌中。

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